# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import division

import unittest
import numpy as np

import paddle.fluid as fluid
from paddle.io import *


class TestDatasetAbstract(unittest.TestCase):
    def test_main(self):
        dataset = Dataset()
        try:
            d = dataset[0]
            self.assertTrue(False)
        except NotImplementedError:
            pass

        try:
            l = len(dataset)
            self.assertTrue(False)
        except NotImplementedError:
            pass


if __name__ == '__main__':
    unittest.main()
